Meaning

noun the quality of being unimportant and petty or frivolous

noun a detail that is considered insignificant

noun something of small importance

originEtymology tree English trivial Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English triviality From trivial + -ity.

Etymology from Wiktionary, CC BY-SA 3.0